# Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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 Algebra: Linear Equations, Graphs, Slope Solvers Lessons Answers archive Quiz In Depth

 Question 90755: Which of the ordered pairs (3, 1), (7, 0), (–1, –2), (–25, 8) are solutions for the equation x + 4y = 7? Click here to see answer by praseenakos@yahoo.com(507)

 Question 90761: Find the slope and the y-intercept. y = –9x – 5 Click here to see answer by praseenakos@yahoo.com(507)

 Question 90767: Given f(x) = x2 + x – 8, find f(0). Click here to see answer by praseenakos@yahoo.com(507)

 Question 90749: Solve. 10x – 4 – 5x = 6 + 3x – 8 Click here to see answer by praseenakos@yahoo.com(507)

 Question 90754: Write the inequality in words. x >_ 2 Click here to see answer by praseenakos@yahoo.com(507)

 Question 90743: Write the following phrase using symbols. 7 times the sum of a and m Click here to see answer by praseenakos@yahoo.com(507)

 Question 90746: Evaluate b2 – 2bc + c2 if b = 3 and c = –2. Click here to see answer by praseenakos@yahoo.com(507)

 Question 90861: Hello. Can you please help me with this? I need to complete the given pairs so that each ordered pair satisfies the given equation. x+2y=1 (0, ) (-2, ) (2, ) I appreciate your help and thank you so much in advance. Click here to see answer by stanbon(57282)

 Question 90911: Write the equation of the line with slope -2 and y-intercept(0,0). Then graph the line. Click here to see answer by praseenakos@yahoo.com(507)

 Question 90910: Write the equation of the line passing through (-3,-5) and (3,0). Click here to see answer by checkley75(3666)

 Question 90926: Write the equation of the line passing through each of the given pairs of points. Write your result in slope-intercept form. A) (-1, 3) and (4, -2); B) (2, -3) and (2, 4). Thanks for your help. Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90870: Hello. Can you please help me with this? I thank you in advance for all your help. Determine the equation of the line. Write the answer in standard form using only integers as the coefficients. The line through (0, 9) that is parallel to the line 3x+5y=15. Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90777: Solve the system by graphing. x + y = 4 –x + y = 2 Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90776: Solve the system by graphing. x – y = 5 x + y = 3 Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90770: Find an equation for the line with y-intercept 3 that is perpendicular to the line y=2/3x-4. Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90768: Solve the system by substitution. x + y = 12 y = 2x Solve the system by addition. 5x – 3y = 13 4x – 3y = 11 Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90764: Determine which two equations represent parallel lines. (a) y = –6x + 2 (b) y = 6x + 2 (c) y = x + 2 (d) y = –6x + 4 Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90763: Write the equation of the line with slope –2 and y-intercept (0, 0). Then graph the line. Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90756: Graph 3x + 2y = 6. Graph x = 3. Click here to see answer by malakumar_kos@yahoo.com(315)

 Question 90994: Please help with this problem: Which of the following equations is parallel to y =(2/3)x + 6 and contains the point (4, -2)? a. y = (2/3)x + 14 b. y = 3x - 3 c. y = (2/3)x - (14/3) I know it has to be a. or c. because the slopes are the same as the question, but I can't figure out how to do the rest. Thank you for your help. Click here to see answer by jim_thompson5910(28536)

 Question 90995: What is the equation of the line through points (5,3) and (5, -3)? Thanks for your help. Click here to see answer by jim_thompson5910(28536)

 Question 90752: Sam was charged \$484 interest for 1 month on a \$4400 credit card balance. What was the monthly interest rate? Click here to see answer by checkley75(3666)

 Question 91101: My question is: Why is line x=4 a vertical line? Thanks. Click here to see answer by psbhowmick(529)
 Question 91101: My question is: Why is line x=4 a vertical line? Thanks. Click here to see answer by jim_thompson5910(28536)

 Question 91109: I'm not sure what I'm suppose to do.....Do I graph? ??? = Find an equation of the line containing the given pair of points (4,2) and (12,8) What is the equation of the line? y= If I graph it,is y=8??? Thanks Cristina Click here to see answer by jim_thompson5910(28536)

 Question 91145: Can I get help with this one please. Thank you for your help. What is the equation of the line parallel to 2x-y=3 through the point (1, 4)? a. y= (1/2)x+2 b. y= 2x+2 c. y= 2x-3 Click here to see answer by checkley71(8403)

 Question 91142: Another one I can't figure out: What is the equation of the line through points (-2, 1) and (2, -6)? a. y= 3x+(11/3) b. y= -6x-23 c. y= (-7/4)x - (5/2) Click here to see answer by checkley71(8403)

 Question 91139: Can anyone help me figure this one out showing me the steps? Thank you. Which of the following equations is parallel to y = -3x + 6 and contains the point (-3, -5)? a. y= -3x-4 b. y= -3x-14 c. y= (-3/2)x-4 Click here to see answer by jim_thompson5910(28536)

 Question 91140: Anyone able to figure this one out? Thanks for your assistance. What is the equation of the line through points (-3, 2) and (-4, 5)? a. y= (-3/2)-7 b. y= -3x-7 c. y= -3x+7 Click here to see answer by checkley71(8403)
 Question 91140: Anyone able to figure this one out? Thanks for your assistance. What is the equation of the line through points (-3, 2) and (-4, 5)? a. y= (-3/2)-7 b. y= -3x-7 c. y= -3x+7 Click here to see answer by jim_thompson5910(28536)

 Question 91213: Solve each system by graphing. y=-2/3x 2x+3y=5 I tried to use the formula y=mx+b. Can you show me line by line instructions so I can get the steps straight in my head. Thanks for your help. Click here to see answer by stanbon(57282)

 Question 91196: puhlezz help,..were given this assignment. How to graph a coordinate plane?? the quetion in our algebra book goes like this: Plot these points on the same set of axes and connect them in the order given. 30. A(6,1),B(8,4),C(7,0),D(10,-3),E(6,-1),F(3,-5),G(-8,-4),H(-5,-2),I(-9,-2),J(-7,1),K(0,4),L(-1,2),M(6,1) Help..Need your solutions.. Click here to see answer by jim_thompson5910(28536)